You may live to see man-made horrors beyond your comprehension.

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Of all the frictional resistances, the one that most retards human movement is ignorance.

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Electric power is everywhere present in unlimited quantities and can drive the world's machinery without the need of coal, oil, gas, or any other of the common fuels.

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It’s not the love you make. It's the love you give.

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Though free to think and act, we are held together, like the stars in the firmament, with ties inseparable. These ties cannot be seen, but we can feel them.

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It will soon be possible to transmit wireless messages around the world so simply that any individual can carry and operate his own apparatus.

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We all make mistakes, and it is better to make them before we begin.

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I could only achieve success in my life through self-discipline, and I applied it until my wish and my will became one.

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I don't care that they stole my idea . . I care that they don't have any of their own

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Originality thrives in seclusion free of outside influences

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